Name: Matt Greek

Title: Vice-President

Company: RRI Energy

Sign Date:

Name: Carl Vineyard

Title: Utility MACT Program Manager

Company: Grace Consulting, Inc.

Sign Date: 8/20/2010

Permitted Facility Representative / Date Testing Company Representative / Date

RRI Energy, Shawville Station

Final Test Report 

for

/ /

Based on information and belief formed 

after reasonable inquiry, I certify that the 

statements and information in this test 

report are true, accurate, and complete.

I have reviewed all testing details and 

results in this test report and hereby 

certify that the test report is authentic 

and accurate.

Monday, February 14, 2011 Page 1 of 33
RRI Energy, Shawville Station

Facility Information:

Shawville 3 & 4 Common Stack

250 Power Plant Road

Shawville PA 16873

Contact: Shawn Stenlake

Phone: 570-897-2140

Fax: 570-897-2110

Email: sstenlake@rrienergy.com

Testing Company:

Grace Consulting, Inc.

510 Dickson Street

Wellington OH 44090

Contact:Carl Vineyard

Phone: 440-647-6672

Fax: 440-647-6673

Email: carlvineyard@gcitest.com

Air Permit Number:

17-00001

Permitted Source ID/Name:

ShawvilleCS RRIEnergy

Permitted Maximum Process Rate:

3580

Max. Normal Operation Process Rate:

3588

Target Process Test Rate

2900

Description of the source (including control equipment). Please see the attachments for source or

 process flow diagram:

Upstream Downstream drawing attached.

Industry/SCC/NAIS 221112

Sampling Location Information:

Test Parameter Information:

AFS #: 4203300001 FRS #: 110000603641

SCC / Description 10100202 External Combustion Boilers - Electric Generation - Bituminous/Subbituminous 

Coal - Pulverized Coal: Dry Bottom (Bituminous Coal) 

The following state and federal regulations that apply to the proposed testing:

Location

Round

Duct

Diam.

Distance from 

upstream dist.

Distance from

downstream dist.

Number of

Traverse Ports

Equiv. 

Diam

Min.Travers 

Points

Rect. Duct 

Length /Width

CS3&4 228 0 0 0 7134 1290 4 5

Target

Parameter 

Test

Method

Number of

Test Runs

Test Run

Duration

Sample 

Location Points Comments

CS3&4 Carbon Monoxide Method 10 3 180 0

CS3&4 2,3,7,8-TCDD Method 23 3 480 0

CS3&4 1,2,3,7,8-PeCDD Method 23 3 480 0

CS3&4 1,2,3,4,7,8-HxCDD Method 23 3 480 0

CS3&4 1,2,3,6,7,8-HxCDD Method 23 3 480 0

CS3&4 1,2,3,7,8,9-HxCDD Method 23 3 480 0

Regulation Description Compound Limit Unit

TVOP#-1700001 0

Monday, February 14, 2011 Page 2 of 33
RRI Energy, Shawville Station

CS3&4 1,2,3,4,6,7,8-HpCDD Method 23 3 480 0

CS3&4 OCDD Method 23 3 480 0

CS3&4 2,3,7,8-TCDF Method 23 3 480 0

CS3&4 1,2,3,7,8-PeCDF Method 23 3 480 0

CS3&4 2,3,4,7,8-PeCDF Method 23 3 480 0

CS3&4 1,2,3,4,7,8-HxCDF Method 23 3 480 0

CS3&4 1,2,3,6,7,8-HxCDF Method 23 3 480 0

CS3&4 2,3,4,6,7,8-HxCDF Method 23 3 480 0

CS3&4 1,2,3,7,8,9-HxCDF Method 23 3 480 0

CS3&4 1,2,3,4,6,7,8-HpCDF Method 23 3 480 0

CS3&4 1,2,3,4,7,8,9-HpCDF Method 23 3 480 0

CS3&4 OCDF Method 23 3 480 0

CS3&4 3,3',4,4'-TCB (PCB77) Method 23 3 480 0

CS3&4 3,4,4',5-TCB (PCB81) Method 23 3 480 0

CS3&4 2,3,3',4,4'-PeCB (PCB105) Method 23 3 480 0

CS3&4 2,3,4,4',5-PeCB (PCB114) Method 23 3 480 0

CS3&4 2,3',4,4',5-PeCB (PCB118) Method 23 3 480 0

CS3&4 2',3,4,4',5-PeCB (PCB123) Method 23 3 480 0

CS3&4 3,3',4,4',5-PeCB (PCB126) Method 23 3 480 0

2,3,3',4,4',5/2,3,3',4,4',5'-

HxCB (PCBs156/157)

CS3&4 Method 23 3 480 0

CS3&4 2,3',4,4',5,5'-HxCB (PCB167) Method 23 3 480 0

CS3&4 3,3',4,4',5,5'-HxCB (PCB169) Method 23 3 480 0

2,3,3',4,4',5,5'-HpCB 

(PCB189)

CS3&4 Method 23 3 480 0

Total organic compounds 

(TOC) as Propane

CS3&4 Method 25A 3 120 0

CS3&4 Filterable Particulate Method 26A 3 180 0

CS3&4 Hydrogen Fluoride Method 26A 3 180 0

CS3&4 Hydrogen Chloride Method 26A 3 180 0

Inorganic (Aqueous) 

Condensible Part.

CS3&4 OTM - 27/28 3 329 0

CS3&4 Total PM2.5 OTM - 27/28 3 329 0

Organic Condensible 

Particulate

CS3&4 OTM - 27/28 3 329 0

CS3&4 Filterable PM2.5 OTM - 27/28 3 329 0

CS3&4 Filterable Particulate OTM - 27/28 3 329 0

CS3&4 Total Particulate OTM - 27/28 3 329 0

CS3&4 Beryllium Method 29 3 240 0

CS3&4 Lead Method 29 3 240 0

CS3&4 Antimony Method 29 3 240 0

CS3&4 Arsenic Method 29 3 240 0

CS3&4 Cadmium Method 29 3 240 0

CS3&4 Cobalt Method 29 3 240 0

CS3&4 Manganese Method 29 3 240 0

CS3&4 Nickel Method 29 3 240 0

CS3&4 Phosphorus (yellow or white) Method 29 3 240 0

CS3&4 Selenium Method 29 3 240 0

CS3&4 Mercury Method 29 3 240 0

CS3&4 Filterable Particulate Method 29 3 240 0

CS3&4 Chromium Method 29 3 240 0

CS3&4 Co2 Method 3A CO2 6 120 0

CS3&4 O2 Method 3A O2 6 120 0

Monday, February 14, 2011 Page 3 of 33
RRI Energy, Shawville Station

The following describes any modifications and/or deviations to the applicable test 

methods. If alternative methods were requested, see the attachments for documentation 

of request AND approval, including dates.

The HCN was sampled using CTM 033 with 2 Normal NaOH and an additional I impinger for one hour per the 

clarification given by the USEPA.

Monday, February 14, 2011 Page 4 of 33
RRI Energy, Shawville Station

Sampling / Stack Data Results Summary

Location CS3&4 - Method 10

Average

Run Number 1 2 3

Test Date 6/8/2010 6/8/2010 6/8/2010

Run Start Time 9:00:00 AM 12:15:00 

PM

2:45:00 PM

Run Finish Time 11:12:00 AM 2:21:00 PM 4:54:00 PM

Carbon Dioxide, % 11.4 11.3 11.2 11.300

Oxygen, % 8.7 8.6 8.6 8.633

Dry Volumetric Flow Rate, dry scfm 951405 948263 948582 949,416.667

F-Factor, dscfm/MMBtu @ %O2 9736 9786 9779 9,767.000

Moisture, % 5.4 4.98 5.09 5.157

Fuel Type Override Override Override

Fw 0 0 0 0.000

Fc 0 0 0 0.000

Location CS3&4 - Method 23

Average

Run Number 1 2 3

Test Date 6/7/2010 6/9/2010 6/9/2010

Run Start Time 8:05:00 AM 6:30:00 

AM

2:41:00 PM

Run Finish Time 4:16:00 PM 2:40:00 PM 10:49:00 PM

Net Run Time, minutes 480 480 480

Dry Gas Meter Volume Sampled, dscf 294.731 299.308 293.673 295.904

Moisture Content of Stack Gas, % 5.73 5.69 5.03 5.483

Moisture Saturation at Stack Gas Temperature, % 100.00 100.00 100.00 100.000

Carbon Dioxide, % 10.9 10.9 10.9 10.900

Oxygen, % 8.6 8.6 8.8 8.667

Average Stack Gas Temperature, °F 260.28 262.83 259.80 260.970

Dry Volumetric Flow Rate, dry scfm 888,402.2 901,616.3 889,033.0 893,017.167

Actual Wet Volumetric Flue Gas Flow Rate, acfm 1,361,109.3 1,379,311.9 1,344,948.2 1,361,789.80

0

Percent Isokinetic of Sampling Rate, % 99.5 99.6 99.1 99.400

F-Factor, dscfm/MMBtu @ %O2 9716 9812 9778 9,768.667

Fw 10549 10678 10625 10,617.333

Fc 1796 1812 1802 1,803.333

Monday, February 14, 2011 Page 5 of 33
RRI Energy, Shawville Station

Location CS3&4 - Method 25A

Average

Run Number 1 2 3

Test Date 6/8/2010 6/8/2010 6/8/2010

Run Start Time 9:00:00 AM 12:15:00 

PM

2:45:00 PM

Run Finish Time 11:14:00 AM 2:20:00 PM 4:54:00 PM

Carbon Dioxide, % 11.4 11.3 11.2 11.300

Oxygen, % 8.7 8.6 8.6 8.633

Dry Volumetric Flow Rate, dry scfm 951405 948263 948582 949,416.667

F-Factor, dscfm/MMBtu @ %O2 9736 9786 9779 9,767.000

Moisture, % 5.4 4.98 5.09 5.157

Fuel Type Override Override Override

Fw 0 0 0 0.000

Fc 0 0 0 0.000

Location CS3&4 - Method 26A

Average

Run Number 1 2 3

Test Date 6/2/2010 6/2/2010 6/2/2010

Run Start Time 8:00:00 AM 11:20:00 

AM

2:40:00 PM

Run Finish Time 11:07:00 AM 2:28:00 PM 5:53:00 PM

Net Run Time, minutes 180 180 180

Dry Gas Meter Volume Sampled, dscf 109.845 108.880 110.255 109.660

Moisture Content of Stack Gas, % 6.40 6.47 6.38 6.417

Moisture Saturation at Stack Gas Temperature, % 100.00 100.00 100.00 100.000

Carbon Dioxide, % 11.2 11.4 11.5 11.367

Oxygen, % 8.8 8.7 9 8.833

Average Stack Gas Temperature, °F 256.20 264.15 269.65 263.333

Dry Volumetric Flow Rate, dry scfm 876,400.6 867,556.9 878,627.4 874,194.967

Actual Wet Volumetric Flue Gas Flow Rate, acfm 1,343,247.0 1,345,458.5 1,371,656.6 1,353,454.03

3

Percent Isokinetic of Sampling Rate, % 100.3 100.4 100.4 100.367

F-Factor, dscfm/MMBtu @ %O2 9779 9742 9747 9,756.000

Fw 10694 10636 10634 10,654.667

Fc 1808 1802 1801 1,803.667

Monday, February 14, 2011 Page 6 of 33
RRI Energy, Shawville Station

Location CS3&4 - Method 29

Average

Run Number 1 2 3

Test Date 6/3/2010 6/3/2010 6/4/2010

Run Start Time 6:50:00 AM 1:35:00 PM 8:40:00 AM

Run Finish Time 11:25:00 AM 5:46:00 PM 12:34:00 PM

Net Run Time, minutes 240 240 240

Dry Gas Meter Volume Sampled, dscf 147.672 148.056 147.383 147.704

Moisture Content of Stack Gas, % 7.16 6.75 7.27 7.060

Moisture Saturation at Stack Gas Temperature, % 100.00 100.00 100.00 100.000

Carbon Dioxide, % 11.4 11.2 11.3 11.300

Oxygen, % 8.7 8.6 8.6 8.633

Average Stack Gas Temperature, °F 266.88 275.43 274.53 272.280

Dry Volumetric Flow Rate, dry scfm 878,082.4 882,418.2 874,413.3 878,304.633

Actual Wet Volumetric Flue Gas Flow Rate, acfm 1,384,415.4 1,401,427.1 1,394,792.6 1,393,545.03

3

Percent Isokinetic of Sampling Rate, % 100.9 100.7 101.1 100.900

F-Factor, dscfm/MMBtu @ %O2 9723 9778 9766 9,755.667

Fw 10596 10668 10678 10,647.333

Fc 1802 1809 1800 1,803.667

Location CS3&4 - Method 3A CO2

Average

Run Number 1 2 3

Test Date 6/2/2010 6/2/2010 6/2/2010

Run Start Time 8:00:00 AM 11:20:00 

AM

2:40:00 PM

Run Finish Time 11:00:00 AM 2:20:00 PM 5:45:00 PM

Carbon Dioxide, % 11.2 11.4 11.5 11.367

Oxygen, % 8.8 8.7 9 8.833

Dry Volumetric Flow Rate, dry scfm 936291 927664 938133 934,029.333

F-Factor, dscfm/MMBtu @ %O2 9779 9741 9747 9,755.667

Moisture, % 6.4 6.47 6.38 6.417

Fuel Type Override Override Override

Fw 0 0 0 0.000

Fc 0 0 0 0.000

Monday, February 14, 2011 Page 7 of 33
RRI Energy, Shawville Station

Location CS3&4 - Method 3A CO2 3

Average

Run Number 4 5 6

Test Date 6/3/2010 6/3/2010 6/4/2010

Run Start Time 6:15:00 AM 12:45:00 

PM

7:49:00 AM

Run Finish Time 12:15:00 PM 6:35:00 PM 1:35:00 PM

Carbon Dioxide, % 11.4 11.2 11.3 11.300

Oxygen, % 8.7 8.6 8.6 8.633

Dry Volumetric Flow Rate, dry scfm 921751 918395 919981 920,042.333

F-Factor, dscfm/MMBtu @ %O2 9723 9778 9766 9,755.667

Moisture, % 6.15 6.43 5.73 6.103

Fuel Type Override Override Override

Fw 0 0 0 0.000

Fc 0 0 0 0.000

Location CS3&4 - Method 3A CO2 3 6

Average

Run Number 7 8 9

Test Date 6/8/2010 6/8/2010 6/8/2010

Run Start Time 9:00:00 AM 12:15:00 

PM

2:45:00 PM

Run Finish Time 11:12:00 AM 2:21:00 PM 4:54:00 PM

Carbon Dioxide, % 11.4 11.3 11.2 11.300

Oxygen, % 8.7 8.6 8.6 8.633

Dry Volumetric Flow Rate, dry scfm 951405 948263 948582 949,416.667

F-Factor, dscfm/MMBtu @ %O2 9736 9786 9779 9,767.000

Moisture, % 5.4 4.98 5.09 5.157

Fuel Type Override Override Override

Fw 0 0 0 0.000

Fc 0 0 0 0.000

Monday, February 14, 2011 Page 8 of 33
RRI Energy, Shawville Station

Location CS3&4 - Method 3A O2

Average

Run Number 1 2 3

Test Date 6/2/2010 6/2/2010 6/2/2010

Run Start Time 8:00:00 AM 11:20:00 

AM

2:40:00 PM

Run Finish Time 11:00:00 AM 2:20:00 PM 5:45:00 PM

Carbon Dioxide, % 11.2 11.4 11.5 11.367

Oxygen, % 8.8 8.7 9 8.833

Dry Volumetric Flow Rate, dry scfm 936291 927664 938133 934,029.333

F-Factor, dscfm/MMBtu @ %O2 9779 9741 9747 9,755.667

Moisture, % 6.4 6.47 6.38 6.417

Fuel Type Override Override Override

Fw 0 0 0 0.000

Fc 0 0 0 0.000

Location CS3&4 - Method 3A O2 3

Average

Run Number 4 5 6

Test Date 6/3/2010 6/3/2010 6/4/2010

Run Start Time 6:15:00 AM 12:45:00 

PM

7:49:00 AM

Run Finish Time 12:15:00 PM 6:35:00 PM 1:35:00 PM

Carbon Dioxide, % 11.4 11.2 11.3 11.300

Oxygen, % 8.7 8.6 8.6 8.633

Dry Volumetric Flow Rate, dry scfm 921751 918395 919981 920,042.333

F-Factor, dscfm/MMBtu @ %O2 9723 9778 9766 9,755.667

Moisture, % 6.15 6.43 5.73 6.103

Fuel Type Override Override Override

Fw 0 0 0 0.000

Fc 0 0 0 0.000

Monday, February 14, 2011 Page 9 of 33
RRI Energy, Shawville Station

Location CS3&4 - Method 3A O2 3 6

Average

Run Number 7 8 9

Test Date 6/8/2010 6/8/2010 6/8/2010

Run Start Time 9:00:00 AM 12:15:00 

PM

2:45:00 PM

Run Finish Time 11:12:00 AM 2:21:00 PM 4:54:00 PM

Carbon Dioxide, % 11.4 11.3 11.2 11.300

Oxygen, % 8.7 8.6 8.6 8.633

Dry Volumetric Flow Rate, dry scfm 951405 948263 948582 949,416.667

F-Factor, dscfm/MMBtu @ %O2 9736 9786 9779 9,767.000

Moisture, % 5.4 4.98 5.09 5.157

Fuel Type Override Override Override

Fw 0 0 0 0.000

Fc 0 0 0 0.000

Location CS3&4 - OTM - 27/28

Average

Run Number 1 2 3

Test Date 6/3/2010 6/3/2010 6/4/2010

Run Start Time 6:15:00 AM 12:45:00 

PM

7:55:00 AM

Run Finish Time 11:51:00 AM 6:25:00 PM 1:32:00 PM

Net Run Time, minutes 329 329 329

Dry Gas Meter Volume Sampled, dscf 116.088 114.605 114.687 115.127

Moisture Content of Stack Gas, % 6.14 6.42 5.73 6.097

Moisture Saturation at Stack Gas Temperature, % 100.00 100.00 100.00 100.000

Carbon Dioxide, % 11.4 11.2 11.3 11.300

Oxygen, % 8.7 8.6 8.6 8.633

Average Stack Gas Temperature, °F 265.92 273.33 267.92 269.057

Dry Volumetric Flow Rate, dry scfm 865,528.6 859,509.2 867,686.8 864,241.533

Actual Wet Volumetric Flue Gas Flow Rate, acfm 1,348,010.3 1,356,346.0 1,349,201.1 1,351,185.80

0

Percent Isokinetic of Sampling Rate, % 108.1 107.5 106.6 107.400

F-Factor, dscfm/MMBtu @ %O2 9723 9778 9766 9,755.667

Fw 10596 10668 10678 10,647.333

Fc 1802 1809 1800 1,803.667

Monday, February 14, 2011 Page 10 of 33
RRI Energy, Shawville Station

Emissions Summary

Location: CS3&4 - Method 10

Compound: Carbon Monoxide

Average

Run 1 2 3

lb/mmBtuO2 1.00E-02 9.36E-03 9.29E-03 0.010

ppm 8.29E+00 7.74E+00 7.69E+00 7.907

ppm@7%O2 9.45E+00 8.75E+00 8.69E+00 8.963

Location: CS3&4 - Method 23

Compound: 1,2,3,4,6,7,8-HpCDD

Average

RunNumber 1 2 3

Mass_mg 0.0000000054 0.0000000064 0.0000000033 0.000

lb/mmBtuO2 6.67E-13 7.86E-13 4.18E-13 0.000

ng/dscm 6.47E-04 7.55E-04 3.97E-04 0.001

ng/dscm@7%O2 7.31E-04 8.53E-04 4.56E-04 0.001

Compound: 1,2,3,4,6,7,8-HpCDF

Average

RunNumber 1 2 3

Mass_mg 0.000000014 0.00000003 0.0000000052 0.000

lb/mmBtuO2 1.73E-12 3.68E-12 6.59E-13 0.000

ng/dscm 1.68E-03 3.54E-03 6.25E-04 0.002

ng/dscm@7%O2 1.90E-03 4.00E-03 7.18E-04 0.002

Compound: 1,2,3,4,7,8,9-HpCDF

Average

RunNumber 1 2 3

Mass_mg 0.0000000031 0.0000000075 0.0000000017 0.000

lb/mmBtuO2 3.83E-13 9.21E-13 2.16E-13 0.000

ng/dscm 3.71E-04 8.85E-04 2.04E-04 0.000

ng/dscm@7%O2 4.19E-04 1.00E-03 2.34E-04 0.001

Compound: 1,2,3,4,7,8-HxCDD

Average

RunNumber 1 2 3

Mass_mg 0.0000000013 0.0000000036 0.0000000011 0.000

lb/mmBtuO2 1.61E-13 4.42E-13 1.39E-13 0.000

ng/dscm 1.56E-04 4.25E-04 1.32E-04 0.000

ng/dscm@7%O2 1.76E-04 4.80E-04 1.52E-04 0.000

Compound: 1,2,3,4,7,8-HxCDF

Average

RunNumber 1 2 3

Mass_mg 0.0000000012 0.0000000031 0.0000000012 0.000

lb/mmBtuO2 1.48E-13 3.81E-13 1.52E-13 0.000

ng/dscm 1.44E-04 3.66E-04 1.44E-04 0.000

ng/dscm@7%O2 1.63E-04 4.14E-04 1.65E-04 0.000

Compound: 1,2,3,6,7,8-HxCDD

Average

Monday, February 14, 2011 Page 11 of 33
RRI Energy, Shawville Station

RunNumber 1 2 3

Mass_mg 0.0000000013 0.0000000035 0.0000000011 0.000

lb/mmBtuO2 1.61E-13 4.30E-13 1.39E-13 0.000

ng/dscm 1.56E-04 4.13E-04 1.32E-04 0.000

ng/dscm@7%O2 1.76E-04 4.67E-04 1.52E-04 0.000

Compound: 1,2,3,6,7,8-HxCDF

Average

RunNumber 1 2 3

Mass_mg 0.0000000015 0.0000000028 0.0000000008 0.000

lb/mmBtuO2 1.85E-13 3.44E-13 1.01E-13 0.000

ng/dscm 1.80E-04 3.30E-04 9.62E-05 0.000

ng/dscm@7%O2 2.03E-04 3.73E-04 1.11E-04 0.000

Compound: 1,2,3,7,8,9-HxCDD

Average

RunNumber 1 2 3

Mass_mg 0.0000000013 0.0000000035 0.0000000011 0.000

lb/mmBtuO2 1.61E-13 4.30E-13 1.39E-13 0.000

ng/dscm 1.56E-04 4.13E-04 1.32E-04 0.000

ng/dscm@7%O2 1.76E-04 4.67E-04 1.52E-04 0.000

Compound: 1,2,3,7,8,9-HxCDF

Average

RunNumber 1 2 3

Mass_mg 0.0000000013 0.0000000034 0.00000000097 0.000

lb/mmBtuO2 1.61E-13 4.18E-13 1.23E-13 0.000

ng/dscm 1.56E-04 4.01E-04 1.17E-04 0.000

ng/dscm@7%O2 1.76E-04 4.53E-04 1.34E-04 0.000

Compound: 1,2,3,7,8-PeCDD

Average

RunNumber 1 2 3

Mass_mg 0.0000000026 0.0000000051 0.0000000049 0.000

lb/mmBtuO2 3.21E-13 6.26E-13 6.21E-13 0.000

ng/dscm 3.12E-04 6.02E-04 5.89E-04 0.001

ng/dscm@7%O2 3.53E-04 6.80E-04 6.77E-04 0.001

Compound: 1,2,3,7,8-PeCDF

Average

RunNumber 1 2 3

Mass_mg 0.0000000035 0.0000000043 0.0000000011 0.000

lb/mmBtuO2 4.32E-13 5.28E-13 1.39E-13 0.000

ng/dscm 4.19E-04 5.07E-04 1.32E-04 0.000

ng/dscm@7%O2 4.74E-04 5.73E-04 1.52E-04 0.000

Compound: 2,3,3',4,4',5,5'-HpCB (PCB189)

Average

RunNumber 1 2 3

Mass_mg 0.0000000164 0.000000011 0.0000000131 0.000

lb/mmBtuO2 2.03E-12 1.35E-12 1.66E-12 0.000

ng/dscm 1.97E-03 1.30E-03 1.58E-03 0.002

ng/dscm@7%O2 2.23E-03 1.47E-03 1.82E-03 0.002

Monday, February 14, 2011 Page 12 of 33
RRI Energy, Shawville Station

Compound: 2,3,3',4,4',5/2,3,3',4,4',5'-HxCB (PC

Average

RunNumber 1 2 3

Mass_mg 0.000001076 0.0000000326 0.000000324 0.000

lb/mmBtuO2 1.33E-10 4.00E-12 4.11E-11 0.000

ng/dscm 1.29E-01 3.85E-03 3.90E-02 0.057

ng/dscm@7%O2 1.46E-01 4.35E-03 4.48E-02 0.065

Compound: 2,3,3',4,4'-PeCB (PCB105)

Average

RunNumber 1 2 3

Mass_mg 0.00000507 0.000001586 0.00000176 0.000

lb/mmBtuO2 6.26E-10 1.95E-10 2.23E-10 0.000

ng/dscm 6.08E-01 1.87E-01 2.12E-01 0.336

ng/dscm@7%O2 6.87E-01 2.11E-01 2.44E-01 0.381

Compound: 2,3',4,4',5,5'-HxCB (PCB167)

Average

RunNumber 1 2 3

Mass_mg 0.000000296 0.0000000776 0.000000072 0.000

lb/mmBtuO2 3.66E-11 9.53E-12 9.13E-12 0.000

ng/dscm 3.55E-02 9.16E-03 8.66E-03 0.018

ng/dscm@7%O2 4.01E-02 1.04E-02 9.95E-03 0.020

Compound: 2,3,4,4',5-PeCB (PCB114)

Average

RunNumber 1 2 3

Mass_mg 0.000000276 0.0000000951 0.000000097 0.000

lb/mmBtuO2 3.41E-11 1.17E-11 1.23E-11 0.000

ng/dscm 3.31E-02 1.12E-02 1.17E-02 0.019

ng/dscm@7%O2 3.74E-02 1.27E-02 1.34E-02 0.021

Compound: 2,3',4,4',5-PeCB (PCB118)

Average

RunNumber 1 2 3

Mass_mg 0.00001693 0.00000512 0.0000057 0.000

lb/mmBtuO2 2.09E-09 6.29E-10 7.23E-10 0.000

ng/dscm 2.03E+00 6.04E-01 6.86E-01 1.107

ng/dscm@7%O2 2.29E+00 6.83E-01 7.88E-01 1.254

Compound: 2',3,4,4',5-PeCB (PCB123)

Average

RunNumber 1 2 3

Mass_mg 0.000000372 0.0000001018 0.000000085 0.000

lb/mmBtuO2 4.59E-11 1.25E-11 1.08E-11 0.000

ng/dscm 4.46E-02 1.20E-02 1.02E-02 0.022

ng/dscm@7%O2 5.04E-02 1.36E-02 1.17E-02 0.025

Compound: 2,3,4,6,7,8-HxCDF

Average

RunNumber 1 2 3

Mass_mg 0.0000000012 0.0000000029 0.00000000085 0.000

lb/mmBtuO2 1.48E-13 3.56E-13 1.08E-13 0.000

Monday, February 14, 2011 Page 13 of 33
RRI Energy, Shawville Station

ng/dscm 1.44E-04 3.42E-04 1.02E-04 0.000

ng/dscm@7%O2 1.63E-04 3.86E-04 1.17E-04 0.000

Compound: 2,3,4,7,8-PeCDF

Average

RunNumber 1 2 3

Mass_mg 0.0000000032 0.0000000044 0.0000000021 0.000

lb/mmBtuO2 3.95E-13 5.40E-13 2.66E-13 0.000

ng/dscm 3.83E-04 5.19E-04 2.53E-04 0.000

ng/dscm@7%O2 4.33E-04 5.87E-04 2.91E-04 0.000

Compound: 2,3,7,8-TCDD

Average

RunNumber 1 2 3

Mass_mg 0.0000000033 0.0000000079 0.0000000025 0.000

lb/mmBtuO2 4.08E-13 9.70E-13 3.17E-13 0.000

ng/dscm 3.95E-04 9.32E-04 3.01E-04 0.001

ng/dscm@7%O2 4.46E-04 1.05E-03 3.46E-04 0.001

Compound: 2,3,7,8-TCDF

Average

RunNumber 1 2 3

Mass_mg 0.0000000023 0.0000000054 0.0000000014 0.000

lb/mmBtuO2 2.84E-13 6.63E-13 1.78E-13 0.000

ng/dscm 2.76E-04 6.37E-04 1.68E-04 0.000

ng/dscm@7%O2 3.12E-04 7.20E-04 1.93E-04 0.000

Compound: 3,3',4,4',5,5'-HxCB (PCB169)

Average

RunNumber 1 2 3

Mass_mg 0.000000052 0.0000000158 0.0000000187 0.000

lb/mmBtuO2 6.42E-12 1.94E-12 2.37E-12 0.000

ng/dscm 6.23E-03 1.86E-03 2.25E-03 0.003

ng/dscm@7%O2 7.04E-03 2.10E-03 2.58E-03 0.004

Compound: 3,3',4,4',5-PeCB (PCB126)

Average

RunNumber 1 2 3

Mass_mg 0.0000002663 0.0000000621 0.0000000542 0.000

lb/mmBtuO2 3.29E-11 7.63E-12 6.87E-12 0.000

ng/dscm 3.19E-02 7.33E-03 6.52E-03 0.015

ng/dscm@7%O2 3.60E-02 8.28E-03 7.49E-03 0.017

Compound: 3,3',4,4'-TCB (PCB77)

Average

RunNumber 1 2 3

Mass_mg 0.000006241 0.0000015063 0.000001443 0.000

lb/mmBtuO2 7.71E-10 1.85E-10 1.83E-10 0.000

ng/dscm 7.48E-01 1.78E-01 1.74E-01 0.367

ng/dscm@7%O2 8.45E-01 2.01E-01 2.00E-01 0.415

Compound: 3,4,4',5-TCB (PCB81)

Average

RunNumber 1 2 3

Monday, February 14, 2011 Page 14 of 33
RRI Energy, Shawville Station

Mass_mg 0.0000002175 0.0000000502 0.0000000559 0.000

lb/mmBtuO2 2.69E-11 6.16E-12 7.09E-12 0.000

ng/dscm 2.61E-02 5.92E-03 6.72E-03 0.013

ng/dscm@7%O2 2.95E-02 6.69E-03 7.72E-03 0.015

Compound: OCDD

Average

RunNumber 1 2 3

Mass_mg 0.000000018 0.000000017 0.000000012 0.000

lb/mmBtuO2 2.22E-12 2.09E-12 1.52E-12 0.000

ng/dscm 2.16E-03 2.01E-03 1.44E-03 0.002

ng/dscm@7%O2 2.44E-03 2.27E-03 1.65E-03 0.002

Compound: OCDF

Average

RunNumber 1 2 3

Mass_mg 0.000000013 0.000000013 0.000000011 0.000

lb/mmBtuO2 1.61E-12 1.60E-12 1.39E-12 0.000

ng/dscm 1.56E-03 1.53E-03 1.32E-03 0.001

ng/dscm@7%O2 1.76E-03 1.73E-03 1.52E-03 0.002

Compound: Total HpCDD

Average

RunNumber 1 2 3

Mass_mg 0.00000001 0.0000000064 0.0000000074 0.000

lb/mmBtuO2 1.23E-12 7.86E-13 9.38E-13 0.000

ng/dscm 1.20E-03 7.55E-04 8.90E-04 0.001

ng/dscm@7%O2 1.36E-03 8.53E-04 1.02E-03 0.001

Compound: Total HpCDF

Average

RunNumber 1 2 3

Mass_mg 0.000000019 0.00000003 0.0000000052 0.000

lb/mmBtuO2 2.35E-12 3.68E-12 6.59E-13 0.000

ng/dscm 2.28E-03 3.54E-03 6.25E-04 0.002

ng/dscm@7%O2 2.58E-03 4.00E-03 7.18E-04 0.002

Compound: Total HxCDD

Average

RunNumber 1 2 3

Mass_mg 0.000000034 0.00000003 0.000000014 0.000

lb/mmBtuO2 4.20E-12 3.68E-12 1.78E-12 0.000

ng/dscm 4.07E-03 3.54E-03 1.68E-03 0.003

ng/dscm@7%O2 4.60E-03 4.00E-03 1.93E-03 0.004

Compound: Total HxCDF

Average

RunNumber 1 2 3

Mass_mg 0.000000018 0.000000021 0.000000017 0.000

lb/mmBtuO2 2.22E-12 2.58E-12 2.16E-12 0.000

ng/dscm 2.16E-03 2.48E-03 2.04E-03 0.002

ng/dscm@7%O2 2.44E-03 2.80E-03 2.34E-03 0.003

Monday, February 14, 2011 Page 15 of 33
RRI Energy, Shawville Station

Compound: Total PeCDD

Average

RunNumber 1 2 3

Mass_mg 0.000000032 0.00000002 0.000000039 0.000

lb/mmBtuO2 3.95E-12 2.46E-12 4.94E-12 0.000

ng/dscm 3.83E-03 2.36E-03 4.69E-03 0.004

ng/dscm@7%O2 4.33E-03 2.67E-03 5.39E-03 0.004

Compound: Total PeCDF

Average

RunNumber 1 2 3

Mass_mg 0.000000024 0.000000012 0.000000022 0.000

lb/mmBtuO2 2.96E-12 1.47E-12 2.79E-12 0.000

ng/dscm 2.88E-03 1.42E-03 2.65E-03 0.002

ng/dscm@7%O2 3.25E-03 1.60E-03 3.04E-03 0.003

Compound: Total TCDD

Average

RunNumber 1 2 3

Mass_mg 0.000000033 0.000000018 0.0000000088 0.000

lb/mmBtuO2 4.08E-12 2.21E-12 1.12E-12 0.000

ng/dscm 3.95E-03 2.12E-03 1.06E-03 0.002

ng/dscm@7%O2 4.46E-03 2.40E-03 1.22E-03 0.003

Compound: Total TCDF 

Average

RunNumber 1 2 3

Mass_mg 0.000000008 0.0000000031 0.000000011 0.000

lb/mmBtuO2 9.88E-13 3.81E-13 1.39E-12 0.000

ng/dscm 9.59E-04 3.66E-04 1.32E-03 0.001

ng/dscm@7%O2 1.08E-03 4.14E-04 1.52E-03 0.001

Location: CS3&4 - Method 25A

Compound: Total organic compounds (TOC) as 

Average

Run 1 2 3

lb/mmBtuO2 6.83E-04 7.31E-04 9.95E-04 0.001

ppm 3.58E-01 3.84E-01 5.23E-01 0.422

ppm@7%O2 4.08E-01 4.34E-01 5.91E-01 0.478

Location: CS3&4 - Method 26A

Compound: Filterable Particulate

Average

RunNumber 1 2 3

Mass_mg 45.5 49.1 60.2 51.600

lb/mmBtuO2 1.54E-02 1.66E-02 2.06E-02 0.018

Compound: Hydrogen Chloride

Average

RunNumber 1 2 3

Mass_mg 260.064 260.884 267.584 262.844

lb/mmBtuO2 8.82E-02 8.82E-02 9.16E-02 0.089

Monday, February 14, 2011 Page 16 of 33
RRI Energy, Shawville Station

Compound: Hydrogen Fluoride

Average

RunNumber 1 2 3

Mass_mg 22.4136 23.4726 23.1136 23.000

lb/mmBtuO2 7.60E-03 7.93E-03 7.91E-03 0.008

Location: CS3&4 - Method 29

Compound: Antimony

Average

RunNumber 1 2 3

Mass_mg 0.00085 0.06975 0.06855 0.046

lb/mmBtuO2 2.11E-07 1.73E-05 1.70E-05 0.000

Compound: Arsenic

Average

RunNumber 1 2 3

Mass_mg 0.0326 1.65882 1.62882 1.107

lb/mmBtuO2 8.11E-06 4.10E-04 4.04E-04 0.000

Compound: Beryllium

Average

RunNumber 1 2 3

Mass_mg 0.00064 0.00113 0.00112 0.001

lb/mmBtuO2 1.59E-07 2.80E-07 2.78E-07 0.000

Compound: Cadmium

Average

RunNumber 1 2 3

Mass_mg 0.001 0.001217 0.001 0.001

lb/mmBtuO2 2.49E-07 3.01E-07 2.48E-07 0.000

Compound: Chromium

Average

RunNumber 1 2 3

Mass_mg 0.0017 0.013 0.0065 0.007

lb/mmBtuO2 4.23E-07 3.22E-06 1.61E-06 0.000

Compound: Cobalt

Average

RunNumber 1 2 3

Mass_mg 0.0005 0.00352 0.001 0.002

lb/mmBtuO2 1.24E-07 8.71E-07 2.48E-07 0.000

Compound: Filterable Particulate

Average

RunNumber 1 2 3

Mass_mg 41 76.5 52.4 56.633

lb/mmBtuO2 1.02E-02 1.89E-02 1.30E-02 0.014

Compound: Lead

Average

RunNumber 1 2 3

Mass_mg 0.3714 0.076 0.2612 0.236

Monday, February 14, 2011 Page 17 of 33
RRI Energy, Shawville Station

lb/mmBtuO2 9.24E-05 1.88E-05 6.48E-05 0.000

Compound: Manganese

Average

RunNumber 1 2 3

Mass_mg 0.00627 0.07977 0.07827 0.055

lb/mmBtuO2 1.56E-06 1.97E-05 1.94E-05 0.000

Compound: Mercury

Average

RunNumber 1 2 3

Mass_mg 0.112525 0.115285 0.134205 0.121

lb/mmBtuO2 2.80E-05 2.85E-05 3.33E-05 0.000

Compound: Nickel

Average

RunNumber 1 2 3

Mass_mg 0 0.0045 0 0.002

lb/mmBtuO2 0.00E+00 1.11E-06 0.00E+00 0.000

Compound: Phosphorus (yellow or white)

Average

RunNumber 1 2 3

Mass_mg 0.1435 0.6274 0.5674 0.446

lb/mmBtuO2 3.57E-05 1.55E-04 1.41E-04 0.000

Compound: Selenium

Average

RunNumber 1 2 3

Mass_mg 0.477 0.4559 0.5882 0.507

lb/mmBtuO2 1.19E-04 1.13E-04 1.46E-04 0.000

Location: CS3&4 - OTM - 27/28

Compound: Filterable Particulate

Average

RunNumber 1 2 3

Mass_mg 26.6 25.6 25.7 25.967

lb/mmBtuO2 8.41E-03 8.18E-03 8.20E-03 0.008

Compound: Filterable PM2.5

Average

RunNumber 1 2 3

Mass_mg 21.6 10.3 9.9 13.933

lb/mmBtuO2 6.83E-03 3.29E-03 3.16E-03 0.004

Compound: Inorganic (Aqueous) Condensible Pa

Average

RunNumber 1 2 3

Mass_mg 11 11.8 9.6 10.800

lb/mmBtuO2 3.48E-03 3.77E-03 3.06E-03 0.003

Compound: Organic Condensible Particulate

Average

Monday, February 14, 2011 Page 18 of 33
RRI Energy, Shawville Station

Process Run Data

RunNumber 1 2 3

Mass_mg 4.9 4.9 4.3 4.700

lb/mmBtuO2 1.55E-03 1.57E-03 1.37E-03 0.001

Compound: Total Particulate

Average

RunNumber 1 2 3

Mass_mg 42.5 42.3 39.6 41.467

lb/mmBtuO2 1.34E-02 1.35E-02 1.26E-02 0.013

Compound: Total PM2.5

Average

RunNumber 1 2 3

Mass_mg 37.5 27 23.8 29.433

lb/mmBtuO2 1.19E-02 8.63E-03 7.59E-03 0.009

Monday, February 14, 2011 Page 19 of 33
RRI Energy, Shawville Station

Process Run Data

Run Name Value UOM Comments

Target

Value

1 Heat Input 2945.4 mmBtu/hr 2900

1 Steam Flow 2273.2 klb/hr 2200

1 Net MW 303 NMW 300

1 Gross MW 327.6 GMW 320

2 Heat Input 2967.2 mmBtu/hr 2900

2 Steam Flow 2289.1 klb/hr 2200

2 Net MW 305.6 NMW 300

2 Gross MW 327.8 GMW 320

3 Heat Input 2923.5 mmBtu/hr 2900

3 Steam Flow 2227.2 klb/hr 2200

3 Net MW 301.8 NMW 300

3 Gross MW 327.9 GMW 320

4 Heat Input 2920.9 mmBtu/hr 2900

4 Steam Flow 2269.5 klb/hr 2200

4 Net MW 305.8 NMW 300

4 Gross MW 327.9 GMW 320

5 Heat Input 2967.8 mmBtu/hr 2900

5 Steam Flow 2263.8 klb/hr 2200

5 Net MW 298.6 NMW 300

5 Gross MW 324.2 GMW 320

6 Heat Input 2968.8 mmBtu/hr 2900

6 Steam Flow 2255.1 klb/hr 2200

6 Net MW 306.4 NMW 300

6 Gross MW 328.7 GMW 320

7 Heat Input 2934.5 mmBtu/hr 2900

7 Steam Flow 2274.6 klb/hr 2200

7 Net MW 305 NMW 300

7 Gross MW 328.6 GMW 320

8 Heat Input 2947.3 mmBtu/hr 2900

8 Steam Flow 2280.6 klb/hr 2200

8 Net MW 305.6 NMW 300

8 Gross MW 327.9 GMW 320

9 Heat Input 2957.9 mmBtu/hr 2900

Monday, February 14, 2011 Page 20 of 33
RRI Energy, Shawville Station

APCD Run Data

Process Lab Run Data

9 Steam Flow 2297.3 klb/hr 2200

9 Net MW 305.4 NMW 300

9 Gross MW 328 GMW 320

10 Heat Input 2971.5 mmBtu/hr 2900

10 Steam Flow 2272.3 klb/hr 2200

10 Net MW 305.5 NMW 300

10 Gross MW 327.6 GMW 320

11 Heat Input 2977.1 mmBtu/hr 2900

11 Steam Flow 2281.4 klb/hr 2200

11 Net MW 306 NMW 300

11 Gross MW 327.6 GMW 320

12 Heat Input 2990.8 mmBtu/hr 2900

12 Steam Flow 2287.8 klb/hr 2200

12 Net MW 306 NMW 300

12 Gross MW 327.5 GMW 320

Run Name Value UOM Comments

Target

Value

1 Low Nox Burners 0 0

1 Precipitators 0 0

Monday, February 14, 2011 Page 21 of 33
RRI Energy, Shawville Station

Sampling / Stack Data Results Detail

Location CS3&4 - Method 10

Average

Run Number 1 2 3

Test Date 6/8/2010 6/8/2010 6/8/2010

Run Start Time 9:00:00 AM 12:15:00 PM 2:45:00 PM

Run Finish Time 11:12:00 AM 2:21:00 PM 4:54:00 PM

Carbon Dioxide, % 11.4 11.3 11.2 11.300

Oxygen, % 8.7 8.6 8.6 8.633

Fuel Factor 1.07 1.09 1.1

Dry Volumetric Flow Rate, dry scfm 951405 948263 948582 949,416.667

F-Factor, dscfm/MMBtu @ %O2 9736 9786 9779 9,767.000

Moisture, % 5.4 4.98 5.09 5.157

Analyzer Make Thermo Env. Thermo Env. Thermo Env.

Analyzer Model 48 48 48 48.000

Analyzer Serial Number 35982-251 35982-251 35982-251

Operating Range 50.5 50.5 50.5 50.500

Operating Units ppm ppm ppm

No. Readings/Avg. 120 120 120 120.000

Calibration Set 2 2 2 2.000

Calibration Pre Zero Cylinder ID EB002054 EB002054 EB002054

Calibration Pre Zero Cylinder Instrument Response 0.06 0.12 0.15 0.110

Calibration Pre Zero Cylinder Bias 0.04 0.16 0.22 0.140

Calibration Pre Zero Cylinder Drift 0 0 0 0.000

Calibration Pre High Cylinder ID EB0004212 EB0004212 EB0004212

Calibration Pre High Cylinder Instrument Response 25.37 25.42 25.48 25.423

Calibration Pre High Cylinder Bias 0.06 0.16 0.28 0.167

Calibration Pre High Cylinder Drift 0 0 0 0.000

Calibration Post Zero Cylinder ID EB002054 EB002054 EB002054

Calibration Post Zero Cylinder Instrument Response 0.12 0.15 0.17 0.147

Calibration Post Zero Cylinder Bias 0.16 0.22 0.26 0.213

Calibration Post Zero Cylinder Drift 0.12 0.06 0.04 0.073

Calibration Post High Cylinder ID EB0004212 EB0004212 EB0004212

Calibration Post High Cylinder Instrument Response 25.42 25.48 25.51 25.470

Calibration Post High Cylinder Bias 0.16 0.28 0.34 0.260

Calibration Post High Cylinder Drift 0.1 0.12 0.06 0.093

Cavg 8.38 7.88 7.86 8.040

Cavg Units ppmvd ppmvd ppmvd

Cgas 8.2884 7.7404 7.6894 7.906

Cgas Units ppmvd ppmvd ppmvd

Fuel Type Override Override Override

Fw 0 0 0 0.000

Fc 0 0 0 0.000

Cgasw 0 0 0 0.000

Cgasw Units

Monday, February 14, 2011 Page 22 of 33
RRI Energy, Shawville Station

Location CS3&4 - Method 23

Average

Run Number 1 2 3

Test Date 6/7/2010 6/9/2010 6/9/2010

Run Start Time 8:05:00 AM 6:30:00 AM 2:41:00 PM

Run Finish Time 4:16:00 PM 2:40:00 PM 10:49:00 PM

Net Traversing Points 40 40 40

Net Run Time, minutes 480 480 480

Nozzle Diameter, inches 0.19 0.19 0.19 0.190

Pitot Tube Coefficient 0.84 0.84 0.84 0.840

Dry Gas Meter Calibration Factor 0.996 0.996 0.994 0.995

Barometric Pressure, inches of Mercury 28.32 28.45 28.45 28.407

Average Orifice Meter Differential, inches H2O 1.08 1.07 1.21 1.120

Dry Gas Meter Volume Sampled, cubic feet 320.250 320.180 316.712 319.047

Average Dry Gas Meter Temperature, °F 82.38 76.40 79.88 79.553

Dry Gas Meter Volume Sampled, dscf 294.731 299.308 293.673 295.904

Total Moisture Liquid collected, g 380.2 384 330.5 364.900

Volume of Water Vapor, standard cubic feet 17.90 18.07 15.56 17.177

Moisture Content of Stack Gas, % 5.73 5.69 5.03 5.483

Moisture Saturation at Stack Gas Temperature, % 100.00 100.00 100.00 100.000

Dry Mole Fraction 0.9427 0.9431 0.9497 0.945

Carbon Dioxide, % 10.9 10.9 10.9 10.900

Oxygen, % 8.6 8.6 8.8 8.667

Carbon Monoxide & Nitrogen, % 80.5 80.5 80.3 80.433

Fuel Factor 1.13 1.13 1.11

Dry Molecular Weight, lb/lb-Mole 30.09 30.09 30.10 30.093

Wet Molecular weight, lb/lb-Mole 29.40 29.40 29.49 29.430

Flue Gas Static Pressure, inches of H2O -0.8 -0.8 -0.8 -0.800

Absolute Flue Gas Pressure, inches of Mercury 28.26 28.39 28.39 28.347

Average Stack Gas Temperature, °F 260.28 262.83 259.80 260.970

Average Velocity Head, inches of H2O 1.4320634976

459

1.472172996

89653

1.409655492

0662

1.438

Average Stack Gas Velocity, feet/second 80.01 81.08 79.06 80.050

Stack Cross-Sectional Area, square feet 283.529 283.529 283.529 283.529

Dry Volumetric Flow Rate, dry scfm 888,402.2 901,616.3 889,033.0 893,017.167

Actual Wet Volumetric Flue Gas Flow Rate, acfm 1,361,109.3 1,379,311.9 1,344,948.2 1,361,789.8

00

Percent Isokinetic of Sampling Rate, % 99.5 99.6 99.1 99.400

Percent Excess Air, % 68.0 68.0 71.0 69.000

F-Factor, dscfm/MMBtu @ %O2 9716 9812 9778 9,768.667

Round Duct Diameter, inches 228 228 228

Rectangular Duct Width, inches 0 0 0

Rectangular Duct Length, inches 0 0 0

Fw 10549 10678 10625 10,617.333

Fc 1796 1812 1802 1,803.333

Monday, February 14, 2011 Page 23 of 33
RRI Energy, Shawville Station

Location CS3&4 - Method 25A

Average

Run Number 1 2 3

Test Date 6/8/2010 6/8/2010 6/8/2010

Run Start Time 9:00:00 AM 12:15:00 PM 2:45:00 PM

Run Finish Time 11:14:00 AM 2:20:00 PM 4:54:00 PM

Carbon Dioxide, % 11.4 11.3 11.2 11.300

Oxygen, % 8.7 8.6 8.6 8.633

Fuel Factor 1.07 1.09 1.1

Dry Volumetric Flow Rate, dry scfm 951405 948263 948582 949,416.667

F-Factor, dscfm/MMBtu @ %O2 9736 9786 9779 9,767.000

Moisture, % 5.4 4.98 5.09 5.157

Analyzer Make CAI CAI CAI

Analyzer Model 300 HFID 300 HFID 300 HFID

Analyzer Serial Number 27 302006 27 302006 27 302006

Operating Range 51.4 51.4 26.4 43.067

Operating Units ppm ppm ppm

No. Readings/Avg. 120 120 120 120.000

Calibration Set 3 3 3 3.000

Calibration Pre Zero Cylinder ID EB002054 EB002054 EB002054

Calibration Pre Zero Cylinder Instrument Response 0.1 0.11 0.05 0.087

Calibration Pre Zero Cylinder Bias 0 0.02 -0.1 -0.027

Calibration Pre Zero Cylinder Drift 0 0 0 0.000

Calibration Pre High Cylinder ID EB0002841 EB0002841 EB0002841

Calibration Pre High Cylinder Instrument Response 26.3 26.3 26.1 26.233

Calibration Pre High Cylinder Bias -0.19 -0.19 -0.58 -0.320

Calibration Pre High Cylinder Drift 0 0 0 0.000

Calibration Post Zero Cylinder ID EB002054 EB002054 EB002054

Calibration Post Zero Cylinder Instrument Response 0.11 0.05 -0.14 0.007

Calibration Post Zero Cylinder Bias 0.02 -0.1 -0.47 -0.183

Calibration Post Zero Cylinder Drift 0.02 0.12 0.37 0.170

Calibration Post High Cylinder ID EB0002841 EB0002841 EB0002841

Calibration Post High Cylinder Instrument Response 26.3 26.1 25.8 26.067

Calibration Post High Cylinder Bias -0.19 -0.58 -1.17 -0.647

Calibration Post High Cylinder Drift 0 0.39 0.59 0.327

Cavg 0.46 0.46 0.47 0.463

Cavg Units ppmvd ppmvd ppmvd

Cgas 0.3578 0.3841 0.523 0.422

Cgas Units ppmvd ppmvd ppmvd

Fuel Type Override Override Override

Fw 0 0 0 0.000

Fc 0 0 0 0.000

Cgasw 0 0 0 0.000

Cgasw Units

Monday, February 14, 2011 Page 24 of 33
RRI Energy, Shawville Station

Location CS3&4 - Method 26A

Average

Run Number 1 2 3

Test Date 6/2/2010 6/2/2010 6/2/2010

Run Start Time 8:00:00 AM 11:20:00 AM 2:40:00 PM

Run Finish Time 11:07:00 AM 2:28:00 PM 5:53:00 PM

Net Traversing Points 20 20 20

Net Run Time, minutes 180 180 180

Nozzle Diameter, inches 0.19 0.19 0.19 0.190

Pitot Tube Coefficient 0.84 0.84 0.84 0.840

Dry Gas Meter Calibration Factor 0.994 0.994 0.994 0.994

Barometric Pressure, inches of Mercury 28.35 28.35 28.35 28.350

Average Orifice Meter Differential, inches H2O 1.19 1.23 1.30 1.240

Dry Gas Meter Volume Sampled, cubic feet 117.932 120.114 123.221 120.422

Average Dry Gas Meter Temperature, °F 75.55 90.35 97.65 87.850

Dry Gas Meter Volume Sampled, dscf 109.845 108.880 110.255 109.660

Total Moisture Liquid collected, g 159.5 160 159.5 159.667

Volume of Water Vapor, standard cubic feet 7.51 7.53 7.51 7.517

Moisture Content of Stack Gas, % 6.40 6.47 6.38 6.417

Moisture Saturation at Stack Gas Temperature, % 100.00 100.00 100.00 100.000

Dry Mole Fraction 0.936 0.9353 0.9362 0.936

Carbon Dioxide, % 11.2 11.4 11.5 11.367

Oxygen, % 8.8 8.7 9 8.833

Carbon Monoxide & Nitrogen, % 80 79.9 79.5 79.800

Fuel Factor 1.08 1.07 1.03

Dry Molecular Weight, lb/lb-Mole 30.14 30.17 30.20 30.170

Wet Molecular weight, lb/lb-Mole 29.36 29.38 29.42 29.387

Flue Gas Static Pressure, inches of H2O -0.8 -0.8 -0.8 -0.800

Absolute Flue Gas Pressure, inches of Mercury 28.29 28.29 28.29 28.290

Average Stack Gas Temperature, °F 256.20 264.15 269.65 263.333

Average Velocity Head, inches of H2O 1.4020796247

0292

1.392308570

06182

1.437890143

12062

1.411

Average Stack Gas Velocity, feet/second 78.96 79.09 80.63 79.560

Stack Cross-Sectional Area, square feet 283.529 283.529 283.529 283.529

Dry Volumetric Flow Rate, dry scfm 876,400.6 867,556.9 878,627.4 874,194.967

Actual Wet Volumetric Flue Gas Flow Rate, acfm 1,343,247.0 1,345,458.5 1,371,656.6 1,353,454.0

33

Percent Isokinetic of Sampling Rate, % 100.3 100.4 100.4 100.367

Percent Excess Air, % 71.4 70.2 75.1 72.233

F-Factor, dscfm/MMBtu @ %O2 9779 9742 9747 9,756.000

Round Duct Diameter, inches 228 228 228

Rectangular Duct Width, inches 0 0 0

Rectangular Duct Length, inches 0 0 0

Fw 10694 10636 10634 10,654.667

Fc 1808 1802 1801 1,803.667

Monday, February 14, 2011 Page 25 of 33
RRI Energy, Shawville Station

Location CS3&4 - Method 29

Average

Run Number 1 2 3

Test Date 6/3/2010 6/3/2010 6/4/2010

Run Start Time 6:50:00 AM 1:35:00 PM 8:40:00 AM

Run Finish Time 11:25:00 AM 5:46:00 PM 12:34:00 PM

Net Traversing Points 40 40 40

Net Run Time, minutes 240 240 240

Nozzle Diameter, inches 0.19 0.19 0.19 0.190

Pitot Tube Coefficient 0.84 0.84 0.84 0.840

Dry Gas Meter Calibration Factor 0.996 0.996 0.996 0.996

Barometric Pressure, inches of Mercury 28.2 28.2 28.2 28.200

Average Orifice Meter Differential, inches H2O 1.09 1.14 1.10 1.110

Dry Gas Meter Volume Sampled, cubic feet 161.333 165.330 162.490 163.051

Average Dry Gas Meter Temperature, °F 83.05 95.13 88.03 88.737

Dry Gas Meter Volume Sampled, dscf 147.672 148.056 147.383 147.704

Total Moisture Liquid collected, g 242 227.5 245.5 238.333

Volume of Water Vapor, standard cubic feet 11.39 10.71 11.56 11.220

Moisture Content of Stack Gas, % 7.16 6.75 7.27 7.060

Moisture Saturation at Stack Gas Temperature, % 100.00 100.00 100.00 100.000

Dry Mole Fraction 0.9284 0.9325 0.9273 0.929

Carbon Dioxide, % 11.4 11.2 11.3 11.300

Oxygen, % 8.7 8.6 8.6 8.633

Carbon Monoxide & Nitrogen, % 79.9 80.2 80.1 80.067

Fuel Factor 1.07 1.10 1.09

Dry Molecular Weight, lb/lb-Mole 30.17 30.14 30.15 30.153

Wet Molecular weight, lb/lb-Mole 29.30 29.32 29.27 29.297

Flue Gas Static Pressure, inches of H2O -0.8 -0.8 -0.8 -0.800

Absolute Flue Gas Pressure, inches of Mercury 28.14 28.14 28.14 28.140

Average Stack Gas Temperature, °F 266.88 275.43 274.53 272.280

Average Velocity Head, inches of H2O 1.4568733629

4194

1.476330295

83505

1.461890256

49406

1.465

Average Stack Gas Velocity, feet/second 81.38 82.38 81.99 81.917

Stack Cross-Sectional Area, square feet 283.529 283.529 283.529 283.529

Dry Volumetric Flow Rate, dry scfm 878,082.4 882,418.2 874,413.3 878,304.633

Actual Wet Volumetric Flue Gas Flow Rate, acfm 1,384,415.4 1,401,427.1 1,394,792.6 1,393,545.0

33

Percent Isokinetic of Sampling Rate, % 100.9 100.7 101.1 100.900

Percent Excess Air, % 70.2 68.4 68.5 69.033

F-Factor, dscfm/MMBtu @ %O2 9723 9778 9766 9,755.667

Round Duct Diameter, inches 228 228 228

Rectangular Duct Width, inches 0 0 0

Rectangular Duct Length, inches 0 0 0

Fw 10596 10668 10678 10,647.333

Fc 1802 1809 1800 1,803.667

Monday, February 14, 2011 Page 26 of 33
RRI Energy, Shawville Station

Location CS3&4 - Method 3A CO2

Average

Run Number 1 2 3

Test Date 6/2/2010 6/2/2010 6/2/2010

Run Start Time 8:00:00 AM 11:20:00 AM 2:40:00 PM

Run Finish Time 11:00:00 AM 2:20:00 PM 5:45:00 PM

Carbon Dioxide, % 11.2 11.4 11.5 11.367

Oxygen, % 8.8 8.7 9 8.833

Fuel Factor 1.08 1.07 1.03

Dry Volumetric Flow Rate, dry scfm 936291 927664 938133 934,029.333

F-Factor, dscfm/MMBtu @ %O2 9779 9741 9747 9,755.667

Moisture, % 6.4 6.47 6.38 6.417

Analyzer Make Servomex Servomex Servomex

Analyzer Model 1440 1440 1440 1,440.000

Analyzer Serial Number 01415C/1194 01415C/119

4

01415C/1194

Operating Range 18.2 18.2 18.2 18.200

Operating Units % % %

No. Readings/Avg. 180 180 180 180.000

Calibration Set 4 4 4 4.000

Calibration Pre Zero Cylinder ID EB002054 EB002054 EB002054

Calibration Pre Zero Cylinder Instrument Response 0.09 0.07 0.01 0.057

Calibration Pre Zero Cylinder Bias 0.27 0.16 -0.16 0.090

Calibration Pre Zero Cylinder Drift 0 0 0 0.000

Calibration Pre High Cylinder ID EB0015430_C

O2

EB0015430_

CO2

EB0015430_

CO2

Calibration Pre High Cylinder Instrument Response 10.07 10.03 9.98 10.027

Calibration Pre High Cylinder Bias -0.22 -0.44 -0.71 -0.457

Calibration Pre High Cylinder Drift 0 0 0 0.000

Calibration Post Zero Cylinder ID EB002054 EB002054 EB002054

Calibration Post Zero Cylinder Instrument Response 0.07 0.01 0.13 0.070

Calibration Post Zero Cylinder Bias 0.16 -0.16 0.49 0.163

Calibration Post Zero Cylinder Drift 0.11 0.32 0.65 0.360

Calibration Post High Cylinder ID EB0015430_C

O2

EB0015430_

CO2

EB0015430_

CO2

Calibration Post High Cylinder Instrument Response 10.03 9.98 10.09 10.033

Calibration Post High Cylinder Bias -0.44 -0.71 -0.11 -0.420

Calibration Post High Cylinder Drift 0.22 0.27 0.6 0.363

Cavg 11.16 11.24 11.44 11.280

Cavg Units %vd %vd %vd

Cgas 11.2245 11.3517 11.524 11.367

Cgas Units %vd %vd %vd

Fuel Type Override Override Override

Fw 0 0 0 0.000

Fc 0 0 0 0.000

Cgasw 0 0 0 0.000

Cgasw Units

Monday, February 14, 2011 Page 27 of 33
RRI Energy, Shawville Station

Location CS3&4 - Method 3A CO2 3

Average

Run Number 4 5 6

Test Date 6/3/2010 6/3/2010 6/4/2010

Run Start Time 6:15:00 AM 12:45:00 PM 7:49:00 AM

Run Finish Time 12:15:00 PM 6:35:00 PM 1:35:00 PM

Carbon Dioxide, % 11.4 11.2 11.3 11.300

Oxygen, % 8.7 8.6 8.6 8.633

Fuel Factor 1.07 1.1 1.09

Dry Volumetric Flow Rate, dry scfm 921751 918395 919981 920,042.333

F-Factor, dscfm/MMBtu @ %O2 9723 9778 9766 9,755.667

Moisture, % 6.15 6.43 5.73 6.103

Analyzer Make Servomex Servomex Servomex

Analyzer Model 1440 1440 1440 1,440.000

Analyzer Serial Number 01415C/1194 01415C/119

4

01415C/1194

Operating Range 18.2 18.2 18.2 18.200

Operating Units % % %

No. Readings/Avg. 360 360 360 360.000

Calibration Set 5 5 6 5.333

Calibration Pre Zero Cylinder ID EB002054 EB002054 EB002054

Calibration Pre Zero Cylinder Instrument Response 0.07 0.08 0.1 0.083

Calibration Pre Zero Cylinder Bias -0.11 -0.05 -0.05 -0.070

Calibration Pre Zero Cylinder Drift 0 0 0 0.000

Calibration Pre High Cylinder ID EB0015430_C

O2

EB0015430_

CO2

EB0015430_

CO2

Calibration Pre High Cylinder Instrument Response 10.11 10.15 10.17 10.143

Calibration Pre High Cylinder Bias -0.44 -0.22 0.16 -0.167

Calibration Pre High Cylinder Drift 0 0 0 0.000

Calibration Post Zero Cylinder ID EB002054 EB002054 EB002054

Calibration Post Zero Cylinder Instrument Response 0.08 0.14 0.12 0.113

Calibration Post Zero Cylinder Bias -0.05 0.27 0.05 0.090

Calibration Post Zero Cylinder Drift 0.06 0.32 0.1 0.160

Calibration Post High Cylinder ID EB0015430_C

O2

EB0015430_

CO2

EB0015430_

CO2

Calibration Post High Cylinder Instrument Response 10.15 10.2 10.19 10.180

Calibration Post High Cylinder Bias -0.22 0.05 0.27 0.033

Calibration Post High Cylinder Drift 0.22 0.27 0.11 0.200

Cavg 11.44 11.28 11.42 11.380

Cavg Units %vd %vd %vd

Cgas 11.4159 11.2088 11.3437 11.323

Cgas Units %vd %vd %vd

Fuel Type Override Override Override

Fw 0 0 0 0.000

Fc 0 0 0 0.000

Cgasw 0 0 0 0.000

Cgasw Units

Monday, February 14, 2011 Page 28 of 33
RRI Energy, Shawville Station

Location CS3&4 - Method 3A CO2 3 6

Average

Run Number 7 8 9

Test Date 6/8/2010 6/8/2010 6/8/2010

Run Start Time 9:00:00 AM 12:15:00 PM 2:45:00 PM

Run Finish Time 11:12:00 AM 2:21:00 PM 4:54:00 PM

Carbon Dioxide, % 11.4 11.3 11.2 11.300

Oxygen, % 8.7 8.6 8.6 8.633

Fuel Factor 1.07 1.09 1.1

Dry Volumetric Flow Rate, dry scfm 951405 948263 948582 949,416.667

F-Factor, dscfm/MMBtu @ %O2 9736 9786 9779 9,767.000

Moisture, % 5.4 4.98 5.09 5.157

Analyzer Make Servomex Servomex Servomex

Analyzer Model 1440 1440 1440 1,440.000

Analyzer Serial Number 01415C/1194 01415C/119

4

01415C/1194

Operating Range 18.2 18.2 18.2 18.200

Operating Units % % %

No. Readings/Avg. 120 120 120 120.000

Calibration Set 7 7 7 7.000

Calibration Pre Zero Cylinder ID EB002054 EB002054 EB002054

Calibration Pre Zero Cylinder Instrument Response 0.14 0.11 0.14 0.130

Calibration Pre Zero Cylinder Bias 0.05 -0.11 0.05 -0.003

Calibration Pre Zero Cylinder Drift 0 0 0 0.000

Calibration Pre High Cylinder ID EB0015289_C

O2

EB0015289_

CO2

EB0015289_

CO2

Calibration Pre High Cylinder Instrument Response 10.56 10.59 10.63 10.593

Calibration Pre High Cylinder Bias 0.66 0.82 1.04 0.840

Calibration Pre High Cylinder Drift 0 0 0 0.000

Calibration Post Zero Cylinder ID EB002054 EB002054 EB002054

Calibration Post Zero Cylinder Instrument Response 0.11 0.14 0.17 0.140

Calibration Post Zero Cylinder Bias -0.11 0.05 0.22 0.053

Calibration Post Zero Cylinder Drift 0.16 0.16 0.17 0.163

Calibration Post High Cylinder ID EB0015289_C

O2

EB0015289_

CO2

EB0015289_

CO2

Calibration Post High Cylinder Instrument Response 10.59 10.63 10.66 10.627

Calibration Post High Cylinder Bias 0.82 1.04 1.21 1.023

Calibration Post High Cylinder Drift 0.16 0.22 0.17 0.183

Cavg 8.76 8.75 8.75 8.753

Cavg Units %vd %vd %vd

Cgas 8.6763 8.6373 8.6032 8.639

Cgas Units %vd %vd %vd

Fuel Type Override Override Override

Fw 0 0 0 0.000

Fc 0 0 0 0.000

Cgasw 0 0 0 0.000

Cgasw Units

Monday, February 14, 2011 Page 29 of 33
RRI Energy, Shawville Station

Location CS3&4 - Method 3A O2

Average

Run Number 1 2 3

Test Date 6/2/2010 6/2/2010 6/2/2010

Run Start Time 8:00:00 AM 11:20:00 AM 2:40:00 PM

Run Finish Time 11:00:00 AM 2:20:00 PM 5:45:00 PM

Carbon Dioxide, % 11.2 11.4 11.5 11.367

Oxygen, % 8.8 8.7 9 8.833

Fuel Factor 1.08 1.07 1.03

Dry Volumetric Flow Rate, dry scfm 936291 927664 938133 934,029.333

F-Factor, dscfm/MMBtu @ %O2 9779 9741 9747 9,755.667

Moisture, % 6.4 6.47 6.38 6.417

Analyzer Make Servomex Servomex Servomex

Analyzer Model 1440 1440 1440 1,440.000

Analyzer Serial Number 01420C/1193 01420C/119

3

01420C/1193

Operating Range 22.4 22.4 22.4 22.400

Operating Units % % %

No. Readings/Avg. 180 180 180 180.000

Calibration Set 8 8 8 8.000

Calibration Pre Zero Cylinder ID EB002054 EB002054 EB002054

Calibration Pre Zero Cylinder Instrument Response 0.05 0.12 0.13 0.100

Calibration Pre Zero Cylinder Bias 0.13 0.45 0.49 0.357

Calibration Pre Zero Cylinder Drift 0 0 0 0.000

Calibration Pre High Cylinder ID EB0004046 EB0004046 EB0004046

Calibration Pre High Cylinder Instrument Response 10.02 9.99 10.05 10.020

Calibration Pre High Cylinder Bias 0 -0.13 0.13 0.000

Calibration Pre High Cylinder Drift 0 0 0 0.000

Calibration Post Zero Cylinder ID EB002054 EB002054 EB002054

Calibration Post Zero Cylinder Instrument Response 0.12 0.13 0.12 0.123

Calibration Post Zero Cylinder Bias 0.45 0.49 0.45 0.463

Calibration Post Zero Cylinder Drift 0.32 0.04 0.04 0.133

Calibration Post High Cylinder ID EB0004046 EB0004046 EB0004046

Calibration Post High Cylinder Instrument Response 9.99 10.05 10.03 10.023

Calibration Post High Cylinder Bias -0.13 0.13 0.04 0.013

Calibration Post High Cylinder Drift 0.13 0.26 0.09 0.160

Cavg 8.79 8.69 9.01 8.830

Cavg Units %vd %vd %vd

Cgas 8.784 8.6645 8.9701 8.806

Cgas Units %vd %vd %vd

Fuel Type Override Override Override

Fw 0 0 0 0.000

Fc 0 0 0 0.000

Cgasw 0 0 0 0.000

Cgasw Units

Monday, February 14, 2011 Page 30 of 33
RRI Energy, Shawville Station

Location CS3&4 - Method 3A O2 3

Average

Run Number 4 5 6

Test Date 6/3/2010 6/3/2010 6/4/2010

Run Start Time 6:15:00 AM 12:45:00 PM 7:49:00 AM

Run Finish Time 12:15:00 PM 6:35:00 PM 1:35:00 PM

Carbon Dioxide, % 11.4 11.2 11.3 11.300

Oxygen, % 8.7 8.6 8.6 8.633

Fuel Factor 1.07 1.1 1.09

Dry Volumetric Flow Rate, dry scfm 921751 918395 919981 920,042.333

F-Factor, dscfm/MMBtu @ %O2 9723 9778 9766 9,755.667

Moisture, % 6.15 6.43 5.73 6.103

Analyzer Make Servomex Servomex Servomex

Analyzer Model 1440 1440 1440 1,440.000

Analyzer Serial Number 01420C/1193 01420C/119

3

01420C/1193

Operating Range 22.4 22.4 22.4 22.400

Operating Units % % %

No. Readings/Avg. 360 360 360 360.000

Calibration Set 9 9 10 9.333

Calibration Pre Zero Cylinder ID EB002054 EB002054 EB002054

Calibration Pre Zero Cylinder Instrument Response -0.05 0.03 0.04 0.007

Calibration Pre Zero Cylinder Bias -0.31 0.04 0.04 -0.077

Calibration Pre Zero Cylinder Drift 0 0 0 0.000

Calibration Pre High Cylinder ID EB0004046 EB0004046 EB0004046

Calibration Pre High Cylinder Instrument Response 10.04 10.1 10.06 10.067

Calibration Pre High Cylinder Bias 0 0.27 0.04 0.103

Calibration Pre High Cylinder Drift 0 0 0 0.000

Calibration Post Zero Cylinder ID EB002054 EB002054 EB002054

Calibration Post Zero Cylinder Instrument Response 0.03 0.09 0.06 0.060

Calibration Post Zero Cylinder Bias 0.04 0.31 0.13 0.160

Calibration Post Zero Cylinder Drift 0.35 0.27 0.09 0.237

Calibration Post High Cylinder ID EB0004046 EB0004046 EB0004046

Calibration Post High Cylinder Instrument Response 10.1 10.13 10.08 10.103

Calibration Post High Cylinder Bias 0.27 0.4 0.13 0.267

Calibration Post High Cylinder Drift 0.27 0.13 0.09 0.163

Cavg 8.71 8.73 8.68 8.707

Cavg Units %vd %vd %vd

Cgas 8.6594 8.6312 8.6214 8.637

Cgas Units %vd %vd %vd

Fuel Type Override Override Override

Fw 0 0 0 0.000

Fc 0 0 0 0.000

Cgasw 0 0 0 0.000

Cgasw Units

Monday, February 14, 2011 Page 31 of 33
RRI Energy, Shawville Station

Location CS3&4 - Method 3A O2 3 6

Average

Run Number 7 8 9

Test Date 6/8/2010 6/8/2010 6/8/2010

Run Start Time 9:00:00 AM 12:15:00 PM 2:45:00 PM

Run Finish Time 11:12:00 AM 2:21:00 PM 4:54:00 PM

Carbon Dioxide, % 11.4 11.3 11.2 11.300

Oxygen, % 8.7 8.6 8.6 8.633

Fuel Factor 1.07 1.09 1.1

Dry Volumetric Flow Rate, dry scfm 951405 948263 948582 949,416.667

F-Factor, dscfm/MMBtu @ %O2 9736 9786 9779 9,767.000

Moisture, % 5.4 4.98 5.09 5.157

Analyzer Make Servomex Servomex Servomex

Analyzer Model 1440 1440 1440 1,440.000

Analyzer Serial Number 01420C/1193 01420C/119

3

01420C/1193

Operating Range 22.4 22.4 22.4 22.400

Operating Units % % %

No. Readings/Avg. 120 120 120 120.000

Calibration Set 11 11 11 11.000

Calibration Pre Zero Cylinder ID EB002054 EB002054 EB002054

Calibration Pre Zero Cylinder Instrument Response 0.05 0.08 0.1 0.077

Calibration Pre Zero Cylinder Bias -0.09 0.04 0.13 0.027

Calibration Pre Zero Cylinder Drift 0 0 0 0.000

Calibration Pre High Cylinder ID EB0015289 EB0015289 EB0015289

Calibration Pre High Cylinder Instrument Response 10.98 11.01 11.04 11.010

Calibration Pre High Cylinder Bias 0.09 0.22 0.36 0.223

Calibration Pre High Cylinder Drift 0 0 0 0.000

Calibration Post Zero Cylinder ID EB002054 EB002054 EB002054

Calibration Post Zero Cylinder Instrument Response 0.08 0.1 0.13 0.103

Calibration Post Zero Cylinder Bias 0.04 0.13 0.27 0.147

Calibration Post Zero Cylinder Drift 0.13 0.09 0.14 0.120

Calibration Post High Cylinder ID EB0015289 EB0015289 EB0015289

Calibration Post High Cylinder Instrument Response 11.01 11.04 11.06 11.037

Calibration Post High Cylinder Bias 0.22 0.36 0.45 0.343

Calibration Post High Cylinder Drift 0.13 0.14 0.09 0.120

Cavg 8.76 8.75 8.75 8.753

Cavg Units %vd %vd %vd

Cgas 8.6711 8.6323 8.6074 8.637

Cgas Units %vd %vd %vd

Fuel Type Override Override Override

Fw 0 0 0 0.000

Fc 0 0 0 0.000

Cgasw 0 0 0 0.000

Cgasw Units

Monday, February 14, 2011 Page 32 of 33
RRI Energy, Shawville Station

Location CS3&4 - OTM - 27/28

Average

Run Number 1 2 3

Test Date 6/3/2010 6/3/2010 6/4/2010

Run Start Time 6:15:00 AM 12:45:00 PM 7:55:00 AM

Run Finish Time 11:51:00 AM 6:25:00 PM 1:32:00 PM

Net Traversing Points 12 12 12

Net Run Time, minutes 329 329 329

Nozzle Diameter, inches 0.14 0.14 0.14 0.140

Pitot Tube Coefficient 0.84 0.84 0.84 0.840

Dry Gas Meter Calibration Factor 0.994 0.994 0.994 0.994

Barometric Pressure, inches of Mercury 28.2 28.2 28.2 28.200

Average Orifice Meter Differential, inches H2O 0.42 0.42 0.42 0.420

Dry Gas Meter Volume Sampled, cubic feet 128.699 128.115 126.701 127.838

Average Dry Gas Meter Temperature, °F 89.00 93.58 87.08 89.887

Dry Gas Meter Volume Sampled, dscf 116.088 114.605 114.687 115.127

Total Moisture Liquid collected, g 161.5 167 148 158.833

Volume of Water Vapor, standard cubic feet 7.60 7.86 6.97 7.477

Moisture Content of Stack Gas, % 6.14 6.42 5.73 6.097

Moisture Saturation at Stack Gas Temperature, % 100.00 100.00 100.00 100.000

Dry Mole Fraction 0.9386 0.9358 0.9427 0.939

Carbon Dioxide, % 11.4 11.2 11.3 11.300

Oxygen, % 8.7 8.6 8.6 8.633

Carbon Monoxide & Nitrogen, % 79.9 80.2 80.1 80.067

Fuel Factor 1.07 1.10 1.09

Dry Molecular Weight, lb/lb-Mole 30.17 30.14 30.15 30.153

Wet Molecular weight, lb/lb-Mole 29.42 29.36 29.45 29.410

Flue Gas Static Pressure, inches of H2O -0.8 -0.8 -0.8 -0.800

Absolute Flue Gas Pressure, inches of Mercury 28.14 28.14 28.14 28.140

Average Stack Gas Temperature, °F 265.92 273.33 267.92 269.057

Average Velocity Head, inches of H2O 1.3887467420

6196

1.388746742

06196

1.388746742

06196

1.389

Average Stack Gas Velocity, feet/second 79.24 79.73 79.31 79.427

Stack Cross-Sectional Area, square feet 283.529 283.529 283.529 283.529

Dry Volumetric Flow Rate, dry scfm 865,528.6 859,509.2 867,686.8 864,241.533

Actual Wet Volumetric Flue Gas Flow Rate, acfm 1,348,010.3 1,356,346.0 1,349,201.1 1,351,185.8

00

Percent Isokinetic of Sampling Rate, % 108.1 107.5 106.6 107.400

Percent Excess Air, % 70.2 68.4 68.5 69.033

F-Factor, dscfm/MMBtu @ %O2 9723 9778 9766 9,755.667

Round Duct Diameter, inches 228 228 228

Rectangular Duct Width, inches 0 0 0

Rectangular Duct Length, inches 0 0 0

Fw 10596 10668 10678 10,647.333

Fc 1802 1809 1800 1,803.667

Monday, February 14, 2011 Page 33 of 33